Seven Fort Wayne-area entrepreneurs say winning Purdue University's Startup Weekend competition will provide a "life changing" boost to their business plan. Grabach.at bills itself as a social networking company that connects users with similar interests. The company took top honors at the event held at the Purdue Research Park-Indianapolis. In a Studio(i) interview, Co-founder Zach Zuber talks about the company's business model, which traces its roots to the Northeast Indiana Innovation Center.